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AircraftDetailDesignManual
3rd Edition
Index
DETAIL DESIGN ILLUSTRATIONS
WING DESIGN
ENGINEERING TABLES
AIRCRAFT HARDWARE SPECIFICATIONS
59
66
79
1
___ 1" o. d. x .049 steel x 4130
1
~(pl--L __ _ Tl
(con'dt) 1 required weld as shown
}l" diameter hole in F -13 for boss
---
i -
=--
Fuselage
Lower Longerons
=---
Form longeron ends as shown
& weld typ. for upper and
lower longerons.
~~----------------~
Boss (1 required)
}l " o. d. x .065 x 1 1/ 4" steel
x 4130 (cond'n)
weld as shown
H-6 Boss
5/ 16" 0. D. x .065 x steel
4130 (N) weld as shown
---Drill 3 (.213) diameter thru tap 1/ 4" x 28
NF-3 Minimum length of threads equal 3/ 4"
c· bore bottom edge of H-6 1/4" I. D. X 1/ 16" Deep
3A; &
3~
Tail post
2
1/+ Rosettes
I "-Allow this distance between end of smaller
tube and side of nearest cross member or
diagonal weld as shown, heat 1-J.-l area of
tube uniformly and carefully pull longeron
to proper angle,
t DETAIL SHOWING TYPICAL LONGERON SPLICE
Hinge (weld as shown)
).1 0. D. x .065 tube steel
x 4130 (cond'n.)
Hinge-Weld as shown
).1 0. D. x .065 Tube
Steel x 4130 (Cond'n)
6 Required for elevators 3 required for rudder
Oilite
Bushing
f
+1/32
r 1/16 -0 Gap (Typical)
l
.376 Nominal diameter ream
thru on assembly for light
press fit of oilite bearing.
TYPICAL HINGE DETAIL FOR BOTH HORIZONTAL AND VERTICLE TAIL
3
+.002 . 375 -.000 .....
Thru both sleeves
Trim tab cable
& fairlead assembly (ref.)
1.25-12NS Th'd
Bronze Bushing
.44 0. D. X .31 I. d .
44 Ream P. with bushings
.so .45
H-1-2 Sleeve
7 / 16" 0. D. x .035 tube
steel x 4130 (cond'n) .
1 required weld as shown
Hinge
H-1-1 Sleeve
1/ 16" o: D. x .935 tube
steel x 4130 (cond'n).
1 required weld as shown
1.25- 12NS Th'd
No. 24 Drill
Retainer - 2 required
material -- 1025 steel
6 holes equally spaced .
. 03 x 45 Chamf.
-56 0. D. x .065 wall
tube material -1025 steel
.94 x 2.1 x .75 steel material - 1025 steel
. 56 long, two required BEARING ASSEMBLY - 2 REQUIRED
4
this applies to all
turnbuckle wrappings
3/8 diameter hole
two places t GEAR DETAIL
These dimensions vary with location
W' X .093 4130 tube
.375 for center section
rolling wires only.
All other holes .312
5 tt. s
2004-4 14-Required
5A6" diameter 2 places
093 thick 4130
\ ~ GEAR DETAIL
! 00 ltj·2.8I.D. ·~-·-·_.,. __
5
.093 thk 4130 .313 Diameter two places
t REAR SPAR FITTING FRONT SPAR FITTING
.360 0 iameter
D
CABANE STRUT FITTING REAR TAIL- WHEEL SPRING MOUNT
FRONT STABILIZER FITTING REAR STABILIZER FITTING
6
REAR CABANE STRUT FITTING FRONT CABANE STRUT AND ROLLING WIRE FITTING
TYPICAL ENGINE MOUNT FITTING
REAR SPAR FITTING FRONT SPAR REAR LANDING GEAR FITTING
7
.. SECTION A-A
I F -6 Fitting x 4130 steel (cond'n) 1 required per assembly.
4 required per airplane weld as shown
Engine mount boss
Airplane
MOTOR lvlOUNT BOSS
Motor mount boss
1 1/4" diameter x 1 3/8" x 4130
Lower Longeron
8
Engine
Center mount ..__L.UJ...:::1f~~..;:;_~;------- ..... __ __.1--+L
t ENGINE MOUNT WELD ASSEMBLY
l. Dimensions shown with (*)are to be
matched to fuselage mounts.
2. All tubing to be steel x 4130 cond'n.
3. Ring may be salvaged from surplus
L-5 Engine Mount.
For lycoming 0-435 and -11 engines
Stabilizer
(3) 1/ 4" x 1 13/ 16" long hinge pin
( 3) 1 I 4-" washer
(3) 1/ 16" x 1/ 2" long washer
3 / 8" x .065 x 7 / 8" long tube
two required SAE 4130
3/ 8" x .065 x 7 / 8" tubing required
SAE 4130 ELEVATOR
(Plane view)
NOTE Use 1/ 16" diameter weld rod
between hinge tube and
frame tube (as shown)
t
l I(#
ENLARGED VIEW (FULL SIZE)
OF HINGE TUBE INSTALLATION